Patriots' Day is a special Massachusetts State holiday commemorating the opening battle of the American Revolutionary War, April 19, 1775. The holiday (Officially observed on Monday, April 16, 2018), and the entire weekend, is celebrated with parades, reenactments and commemorative ceremonies.
Toxicogenomics is a field of science that deals with the collection, interpretation, and storage of information about gene and protein activity within particular cell or tissue of an organism in response to toxic substances.
Use of chemical and biological propertiesEdit. 1  Isotope analysis is the determination of isotopic signature, the relative abundances of isotopes of a given element in a particular sample. 2  Isotopic substitution can be used to determine the mechanism of a chemical reaction via the kinetic isotope effect.